027  
FZUS51 KBOX 221105  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
704 AM EDT TUE OCT 22 2024  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-230000-  
704 AM EDT TUE OCT 22 2024  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
A WEAK COLD FRONT WILL DISSIPATE OVER THE SOUTH COASTAL WATERS  
TODAY, ALLOWING HIGH PRES TO REMAIN OVER THE REGION TODAY. THE HIGH  
WILL MOVE OFFSHORE WED BEFORE A COLD FRONT CROSSES THE WATERS THU.  
HIGH PRES WILL RETURN TO THE WATERS FRI AND SAT.  
 

 
 
ANZ250-230000-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS 5 TO 10 KT, BECOMING NE THIS AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND NE 1 FOOT AT  
2 SECONDS.    
TONIGHT
 
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND NE 1 FOOT AT  
3 SECONDS.    
WED
 
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT  
AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.    
WED NIGHT
 
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT  
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND SW 2 FT AT 4 SECONDS.  
A CHANCE OF SHOWERS IN THE MORNING.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT. WAVE DETAIL: N 5 FT AT 5 SECONDS AND SE 3 FT AT  
10 SECONDS.    
FRI AND FRI NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING SW 5 TO 10 KT. SEAS 3 TO 5 FT.    
SAT
 
SW WINDS AROUND 10 KT. SEAS 2 TO 4 FT. A CHANCE OF  
SHOWERS.    
SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ251-230000-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS 5 TO 10 KT, BECOMING NE THIS AFTERNOON. SEAS  
1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 2 SECONDS AND W 1 FOOT  
AT 3 SECONDS.    
TONIGHT
 
E WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND NE 1 FOOT AT  
3 SECONDS.    
WED
 
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.    
WED NIGHT
 
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND E  
2 FT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE  
DETAIL: E 4 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS.    
FRI AND FRI NIGHT
 
NE WINDS 10 TO 15 KT, BECOMING SW 5 TO  
10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 11 SECONDS AND NE  
3 FT AT 6 SECONDS.    
SAT
 
W WINDS AROUND 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.   
SAT NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ231-230000-  
CAPE COD BAY-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING NE THIS AFTERNOON. SEAS  
1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND SW 1 FOOT  
AT 4 SECONDS.    
TONIGHT
 
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
N 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 4 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE  
DETAIL: S 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT 3 SECONDS,  
BECOMING S 2 FT AT 3 SECONDS AND NE 1 FOOT AT 4 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND NE 1 FOOT AT  
4 SECONDS.    
THU AND THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 2 FT AT  
10 SECONDS.    
FRI AND FRI NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING SW 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT  
5 SECONDS AND SE 3 FT AT 10 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS AROUND 10 KT, BECOMING NW 15 TO  
20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ254-230000-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING E THIS AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND W 1 FOOT AT  
4 SECONDS.    
TONIGHT
 
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT  
4 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED
 
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 2 FT AT  
9 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS.    
THU
 
NW WINDS 10 TO 15 KT, BECOMING N 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO  
6 FT IN THE AFTERNOON. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND S  
2 FT AT 4 SECONDS, BECOMING N 3 FT AT 5 SECONDS AND SE 2 FT AT  
8 SECONDS.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 7 FT. WAVE DETAIL: NE 5 FT AT 6 SECONDS AND N 3 FT AT  
5 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO  
7 FT.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ255-230000-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
NW WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE  
2 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER  
MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED
 
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: S  
2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.    
THU
 
NW WINDS 10 TO 15 KT, BECOMING N 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO  
6 FT IN THE AFTERNOON. WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE  
2 FT AT 8 SECONDS, BECOMING NW 3 FT AT 5 SECONDS AND SE 2 FT AT  
10 SECONDS.    
THU NIGHT
 
N WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NW  
4 FT AT 5 SECONDS AND SE 3 FT AT 10 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO  
6 FT.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ256-230000-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
NW WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT  
4 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S  
2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.    
WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE  
2 FT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE  
DETAIL: NE 4 FT AT 5 SECONDS AND SE 4 FT AT 11 SECONDS.    
FRI AND FRI NIGHT
 
NW WINDS 10 TO 15 KT, BECOMING SW 5 TO  
10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 4 FT AT 10 SECONDS AND N  
3 FT AT 5 SECONDS.    
SAT AND SAT NIGHT
 
W WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ232-230000-  
NANTUCKET SOUND-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING E THIS AFTERNOON. SEAS  
1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
NE 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 4 SECONDS. PATCHY FOG  
AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE  
DETAIL: NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 3 SECONDS,  
BECOMING SW 2 FT AT 3 SECONDS AND NE 1 FOOT AT 4 SECONDS. PATCHY  
FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND  
NE 1 FOOT AT 4 SECONDS.    
THU AND THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SW 1 FOOT AT  
4 SECONDS.    
FRI AND FRI NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING SW 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 2 FT AT  
4 SECONDS AND SE 2 FT AT 10 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ233-230000-  
VINEYARD SOUND-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND SE 1 FOOT  
AT 9 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
S 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
WED
 
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND  
2 FT IN THE AFTERNOON. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND SE  
1 FOOT AT 8 SECONDS, BECOMING SW 2 FT AT 4 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND  
SE 1 FOOT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SW 2 FT AT  
5 SECONDS.    
FRI AND FRI NIGHT
 
NW WINDS 10 TO 15 KT, BECOMING SW 5 TO  
10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 10 SECONDS AND W  
1 FOOT AT 3 SECONDS.    
SAT AND SAT NIGHT
 
W WINDS 10 TO 15 KT, BECOMING NW 15 TO  
20 KT. SEAS AROUND 2 FT. A CHANCE OF SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ234-230000-  
BUZZARDS BAY-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND SE 1 FOOT  
AT 9 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
S 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE  
DETAIL: NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 3 SECONDS,  
BECOMING SW 2 FT AT 4 SECONDS AND NE 1 FOOT AT 3 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND  
SE 1 FOOT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SE 2 FT AT  
11 SECONDS.    
FRI AND FRI NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING SW. SEAS 2 TO  
3 FT. WAVE DETAIL: SE 2 FT AT 10 SECONDS AND N 1 FOOT AT  
3 SECONDS.    
SAT
 
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.    
SAT NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ235-230000-  
RHODE ISLAND SOUND-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
AROUND 2 FT THIS MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: SE  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 4 SECONDS, BECOMING SW 1 FOOT  
AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND  
2 FT AFTER MIDNIGHT. WAVE DETAIL: S 1 FOOT AT 4 SECONDS AND SE  
1 FOOT AT 8 SECONDS, BECOMING SE 2 FT AT 8 SECONDS AND S 1 FOOT  
AT 4 SECONDS.    
WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE  
2 FT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 3 SECONDS AND SE 3 FT AT  
11 SECONDS.    
FRI AND FRI NIGHT
 
NW WINDS 10 TO 15 KT, BECOMING SW 5 TO  
10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 10 SECONDS AND SW  
2 FT AT 3 SECONDS.   
SAT
 
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
SAT NIGHT
 
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ237-230000-  
BLOCK ISLAND SOUND-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING SE THIS AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT  
4 SECONDS.    
TONIGHT
 
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND  
2 FT AFTER MIDNIGHT. WAVE DETAIL: S 1 FOOT AT 4 SECONDS AND SE  
1 FOOT AT 8 SECONDS, BECOMING SE 2 FT AT 8 SECONDS AND S 1 FOOT  
AT 3 SECONDS.    
WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE  
2 FT AT 8 SECONDS.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 10 SECONDS AND N 2 FT AT  
3 SECONDS.    
FRI AND FRI NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING SW. SEAS 2 TO  
3 FT. WAVE DETAIL: SE 3 FT AT 10 SECONDS AND N 2 FT AT 4 SECONDS.   
SAT
 
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
SAT NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ230-230000-  
BOSTON HARBOR-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING E THIS AFTERNOON. WAVES  
1 FOOT OR LESS.    
TONIGHT
 
E WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. WAVES  
1 FOOT OR LESS.    
WED
 
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND  
2 FT IN THE AFTERNOON.    
WED NIGHT
 
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER  
MIDNIGHT. WAVES AROUND 2 FT.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
FRI THROUGH SAT NIGHT
 
NW WINDS 10 TO 15 KT. WAVES AROUND 2 FT.  
 
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ236-230000-  
NARRAGANSETT BAY-  
704 AM EDT TUE OCT 22 2024  
   
TODAY
 
N WINDS AROUND 5 KT, BECOMING SE AROUND 5 KT THIS  
AFTERNOON. WAVES 1 FOOT OR LESS.    
TONIGHT
 
S WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.    
WED
 
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. WAVES AROUND 2 FT.    
THU AND THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES 2 TO 3 FT.    
FRI THROUGH SAT NIGHT
 
NW WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
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